Warning: Permanently added '10.128.10.3' (ED25519) to the list of known hosts. 2025/02/20 23:31:41 ignoring optional flag "sandboxArg"="0" 2025/02/20 23:31:42 parsed 1 programs syzkaller login: [ 69.444814][ T5834] cgroup: Unknown subsys name 'net' [ 69.569938][ T5834] cgroup: Unknown subsys name 'cpuset' [ 69.578264][ T5834] cgroup: Unknown subsys name 'rlimit' [ 71.048384][ T5834] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 71.369980][ T1296] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.376518][ T1296] ieee802154 phy1 wpan1: encryption failed: -22 [ 73.650224][ T5844] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 73.659463][ T5844] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 73.667375][ T5844] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 73.675896][ T5844] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 73.683826][ T5844] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 73.691368][ T5844] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 73.821178][ T5841] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 74.601794][ T5863] chnl_net:caif_netlink_parms(): no params data found [ 74.661388][ T5863] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.669493][ T5863] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.676634][ T5863] bridge_slave_0: entered allmulticast mode [ 74.683758][ T5863] bridge_slave_0: entered promiscuous mode [ 74.693897][ T5863] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.701115][ T5863] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.708645][ T5863] bridge_slave_1: entered allmulticast mode [ 74.715178][ T5863] bridge_slave_1: entered promiscuous mode [ 74.737151][ T5863] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.748528][ T5863] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.773524][ T5863] team0: Port device team_slave_0 added [ 74.782118][ T5863] team0: Port device team_slave_1 added [ 74.805011][ T5863] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 74.812084][ T5863] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 74.839135][ T5863] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 74.852402][ T5863] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 74.859623][ T5863] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 74.885628][ T5863] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 74.919866][ T5863] hsr_slave_0: entered promiscuous mode [ 74.925951][ T5863] hsr_slave_1: entered promiscuous mode [ 75.019574][ T5863] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 75.029873][ T5863] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 75.038960][ T5863] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 75.047789][ T5863] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 75.069045][ T5863] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.076359][ T5863] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.084518][ T5863] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.091689][ T5863] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.135681][ T5863] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.153796][ T61] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.163452][ T61] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.179350][ T5863] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.191007][ T61] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.198101][ T61] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.210763][ T61] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.217917][ T61] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.347296][ T5863] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.382353][ T5863] veth0_vlan: entered promiscuous mode [ 75.393222][ T5863] veth1_vlan: entered promiscuous mode [ 75.416024][ T5863] veth0_macvtap: entered promiscuous mode [ 75.424689][ T5863] veth1_macvtap: entered promiscuous mode [ 75.442216][ T5863] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 75.455159][ T5863] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 75.465463][ T5863] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.474405][ T5863] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.483861][ T5863] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.492609][ T5863] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.632102][ T61] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 75.705821][ T223] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 75.717096][ T223] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 75.737847][ T61] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 75.762515][ T3574] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 75.771176][ T3574] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 75.799334][ T61] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 75.891358][ T61] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2025/02/20 23:31:54 executed programs: 0 [ 78.163299][ T5146] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 78.172220][ T5146] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 78.180883][ T5146] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 78.189570][ T5146] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 78.197362][ T5146] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 78.204595][ T5146] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 78.302275][ T5941] chnl_net:caif_netlink_parms(): no params data found [ 78.348213][ T5941] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.355332][ T5941] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.363076][ T5941] bridge_slave_0: entered allmulticast mode [ 78.370160][ T5941] bridge_slave_0: entered promiscuous mode [ 78.378036][ T5941] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.385102][ T5941] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.393196][ T5941] bridge_slave_1: entered allmulticast mode [ 78.399794][ T5941] bridge_slave_1: entered promiscuous mode [ 78.422399][ T5941] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 78.434021][ T5941] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 78.458140][ T5941] team0: Port device team_slave_0 added [ 78.465681][ T5941] team0: Port device team_slave_1 added [ 78.486113][ T5941] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 78.493621][ T5941] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 78.520033][ T5941] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 78.532687][ T5941] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 78.539734][ T5941] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 78.566240][ T5941] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 78.597423][ T5941] hsr_slave_0: entered promiscuous mode [ 78.603664][ T5941] hsr_slave_1: entered promiscuous mode [ 78.609813][ T5941] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 78.617613][ T5941] Cannot create hsr debugfs directory [ 79.210167][ T61] bridge_slave_1: left allmulticast mode [ 79.215952][ T61] bridge_slave_1: left promiscuous mode [ 79.222895][ T61] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.234930][ T61] bridge_slave_0: left allmulticast mode [ 79.241733][ T61] bridge_slave_0: left promiscuous mode [ 79.248192][ T61] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.469464][ T61] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 79.480177][ T61] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 79.490143][ T61] bond0 (unregistering): Released all slaves [ 79.589314][ T61] hsr_slave_0: left promiscuous mode [ 79.595330][ T61] hsr_slave_1: left promiscuous mode [ 79.610951][ T61] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 79.624461][ T61] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 79.632899][ T61] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 79.642602][ T61] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 79.662542][ T61] veth1_macvtap: left promiscuous mode [ 79.669119][ T61] veth0_macvtap: left promiscuous mode [ 79.674720][ T61] veth1_vlan: left promiscuous mode [ 79.682407][ T61] veth0_vlan: left promiscuous mode [ 80.008649][ T61] team0 (unregistering): Port device team_slave_1 removed [ 80.033714][ T61] team0 (unregistering): Port device team_slave_0 removed [ 80.258063][ T5844] Bluetooth: hci0: command tx timeout [ 80.283447][ T5941] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 80.300125][ T5941] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 80.321495][ T5941] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 80.350477][ T5941] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 80.457800][ T5941] 8021q: adding VLAN 0 to HW filter on device bond0 [ 80.476287][ T5941] 8021q: adding VLAN 0 to HW filter on device team0 [ 80.491115][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.498238][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 80.535398][ T3574] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.542511][ T3574] bridge0: port 2(bridge_slave_1) entered forwarding state [ 80.954840][ T5941] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 81.035685][ T5941] veth0_vlan: entered promiscuous mode [ 81.066516][ T5941] veth1_vlan: entered promiscuous mode [ 81.112232][ T5941] veth0_macvtap: entered promiscuous mode [ 81.138877][ T5941] veth1_macvtap: entered promiscuous mode [ 81.159285][ T3574] [ 81.161633][ T3574] ====================================================== [ 81.162726][ T5941] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 81.168640][ T3574] WARNING: possible circular locking dependency detected [ 81.168650][ T3574] 6.13.0-syzkaller-gdbf7cc560007 #0 Not tainted [ 81.168660][ T3574] ------------------------------------------------------ [ 81.168667][ T3574] kworker/u8:7/3574 is trying to acquire lock: [ 81.168677][ T3574] ffffffff8fed6808 (rtnl_mutex){+.+.}-{4:4} [ 81.180292][ T5941] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 81.182874][ T3574] , at: unregister_netdevice_many_notify+0xac2/0x2030 [ 81.192051][ T5941] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.196088][ T3574] [ 81.196088][ T3574] but task is already holding lock: [ 81.196097][ T3574] ffff888021e80768 [ 81.202283][ T5941] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.208253][ T3574] (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0x129/0x700 [ 81.215445][ T5941] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.222171][ T3574] [ 81.222171][ T3574] which lock already depends on the new lock. [ 81.222171][ T3574] [ 81.222179][ T3574] [ 81.222179][ T3574] the existing dependency chain (in reverse order) is: [ 81.222186][ T3574] [ 81.222186][ T3574] -> #1 (&rdev->wiphy.mtx){+.+.}-{4:4}: [ 81.222214][ T3574] lock_acquire+0x1ed/0x550 [ 81.222239][ T3574] __mutex_lock+0x19c/0x1010 [ 81.222264][ T3574] wiphy_register+0x1913/0x2650 [ 81.222281][ T3574] ieee80211_register_hw+0x35d9/0x42e0 [ 81.222303][ T3574] mac80211_hwsim_new_radio+0x2ae8/0x4a40 [ 81.222331][ T3574] init_mac80211_hwsim+0x87a/0xb00 [ 81.222354][ T3574] do_one_initcall+0x248/0x930 [ 81.222395][ T3574] do_initcall_level+0x157/0x210 [ 81.222435][ T3574] do_initcalls+0x71/0xd0 [ 81.234868][ T5941] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.238438][ T3574] kernel_init_freeable+0x435/0x5d0 [ 81.238464][ T3574] kernel_init+0x1d/0x2b0 [ 81.363442][ T3574] ret_from_fork+0x4b/0x80 [ 81.368393][ T3574] ret_from_fork_asm+0x1a/0x30 [ 81.373673][ T3574] [ 81.373673][ T3574] -> #0 (rtnl_mutex){+.+.}-{4:4}: [ 81.380883][ T3574] validate_chain+0x18ef/0x5920 [ 81.386248][ T3574] __lock_acquire+0x1397/0x2100 [ 81.391621][ T3574] lock_acquire+0x1ed/0x550 [ 81.396642][ T3574] __mutex_lock+0x19c/0x1010 [ 81.401751][ T3574] unregister_netdevice_many_notify+0xac2/0x2030 [ 81.408595][ T3574] unregister_netdevice_queue+0x303/0x370 [ 81.414833][ T3574] _cfg80211_unregister_wdev+0x163/0x590 [ 81.420980][ T3574] ieee80211_remove_interfaces+0x4ef/0x700 [ 81.427306][ T3574] ieee80211_unregister_hw+0x5d/0x2c0 [ 81.433197][ T3574] mac80211_hwsim_del_radio+0x2c4/0x4c0 [ 81.439268][ T3574] hwsim_exit_net+0x5c1/0x670 [ 81.444458][ T3574] cleanup_net+0x812/0xd60 [ 81.449386][ T3574] process_scheduled_works+0xabe/0x18e0 [ 81.455444][ T3574] worker_thread+0x870/0xd30 [ 81.460552][ T3574] kthread+0x7a9/0x920 [ 81.465138][ T3574] ret_from_fork+0x4b/0x80 [ 81.470069][ T3574] ret_from_fork_asm+0x1a/0x30 [ 81.475369][ T3574] [ 81.475369][ T3574] other info that might help us debug this: [ 81.475369][ T3574] [ 81.485596][ T3574] Possible unsafe locking scenario: [ 81.485596][ T3574] [ 81.493071][ T3574] CPU0 CPU1 [ 81.498433][ T3574] ---- ---- [ 81.503787][ T3574] lock(&rdev->wiphy.mtx); [ 81.508291][ T3574] lock(rtnl_mutex); [ 81.514795][ T3574] lock(&rdev->wiphy.mtx); [ 81.521811][ T3574] lock(rtnl_mutex); [ 81.525788][ T3574] [ 81.525788][ T3574] *** DEADLOCK *** [ 81.525788][ T3574] [ 81.533919][ T3574] 4 locks held by kworker/u8:7/3574: [ 81.539187][ T3574] #0: ffff88801bef5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x98b/0x18e0 [ 81.550067][ T3574] #1: ffffc9000d457c60 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x9c6/0x18e0 [ 81.560594][ T3574] #2: ffffffff8feca0d0 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0x17a/0xd60 [ 81.570008][ T3574] #3: ffff888021e80768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0x129/0x700 [ 81.580798][ T3574] [ 81.580798][ T3574] stack backtrace: [ 81.586687][ T3574] CPU: 0 UID: 0 PID: 3574 Comm: kworker/u8:7 Not tainted 6.13.0-syzkaller-gdbf7cc560007 #0 [ 81.586704][ T3574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 81.586718][ T3574] Workqueue: netns cleanup_net [ 81.586737][ T3574] Call Trace: [ 81.586743][ T3574] [ 81.586749][ T3574] dump_stack_lvl+0x241/0x360 [ 81.586767][ T3574] ? __pfx_dump_stack_lvl+0x10/0x10 [ 81.586782][ T3574] ? __pfx__printk+0x10/0x10 [ 81.586810][ T3574] print_circular_bug+0x13a/0x1b0 [ 81.586828][ T3574] check_noncircular+0x36a/0x4a0 [ 81.586845][ T3574] ? __pfx_check_noncircular+0x10/0x10 [ 81.586861][ T3574] ? lockdep_lock+0x123/0x2b0 [ 81.586883][ T3574] ? mark_lock+0x9a/0x360 [ 81.586897][ T3574] validate_chain+0x18ef/0x5920 [ 81.586917][ T3574] ? lockdep_hardirqs_on+0x99/0x150 [ 81.586941][ T3574] ? __pfx_validate_chain+0x10/0x10 [ 81.586956][ T3574] ? __schedule+0x1916/0x4c90 [ 81.586986][ T3574] ? __pfx___schedule+0x10/0x10 [ 81.587010][ T3574] ? mark_lock+0x9a/0x360 [ 81.587024][ T3574] __lock_acquire+0x1397/0x2100 [ 81.587051][ T3574] lock_acquire+0x1ed/0x550 [ 81.587072][ T3574] ? unregister_netdevice_many_notify+0xac2/0x2030 [ 81.587096][ T3574] ? __pfx_lock_acquire+0x10/0x10 [ 81.587118][ T3574] ? __pfx___might_resched+0x10/0x10 [ 81.587138][ T3574] ? kthread_queue_work+0x110/0x180 [ 81.587172][ T3574] __mutex_lock+0x19c/0x1010 [ 81.587193][ T3574] ? unregister_netdevice_many_notify+0xac2/0x2030 [ 81.587215][ T3574] ? unregister_netdevice_many_notify+0xac2/0x2030 [ 81.587235][ T3574] ? __pfx___mutex_lock+0x10/0x10 [ 81.587256][ T3574] ? __pfx___might_resched+0x10/0x10 [ 81.587275][ T3574] ? unregister_netdevice_many_notify+0x9fa/0x2030 [ 81.587295][ T3574] ? unregister_netdevice_many_notify+0x9fa/0x2030 [ 81.587315][ T3574] unregister_netdevice_many_notify+0xac2/0x2030 [ 81.587335][ T3574] ? mark_lock+0x9a/0x360 [ 81.587350][ T3574] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 81.587394][ T3574] ? kernfs_remove_by_name_ns+0x11b/0x160 [ 81.587416][ T3574] ? __pfx_lock_release+0x10/0x10 [ 81.587444][ T3574] unregister_netdevice_queue+0x303/0x370 [ 81.587463][ T3574] ? __pfx_up_write+0x10/0x10 [ 81.587479][ T3574] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 81.587499][ T3574] ? kernfs_remove_by_name_ns+0x11b/0x160 [ 81.587522][ T3574] _cfg80211_unregister_wdev+0x163/0x590 [ 81.587541][ T3574] ieee80211_remove_interfaces+0x4ef/0x700 [ 81.587566][ T3574] ? __pfx_ieee80211_remove_interfaces+0x10/0x10 [ 81.587590][ T3574] ? rcu_is_watching+0x15/0xb0 [ 81.587608][ T3574] ieee80211_unregister_hw+0x5d/0x2c0 [ 81.587649][ T3574] mac80211_hwsim_del_radio+0x2c4/0x4c0 [ 81.587677][ T3574] ? __pfx_mac80211_hwsim_del_radio+0x10/0x10 [ 81.587705][ T3574] hwsim_exit_net+0x5c1/0x670 [ 81.587728][ T3574] ? __pfx_hwsim_exit_net+0x10/0x10 [ 81.587750][ T3574] ? __ip_vs_dev_cleanup_batch+0x239/0x260 [ 81.587772][ T3574] cleanup_net+0x812/0xd60 [ 81.587789][ T3574] ? __pfx_cleanup_net+0x10/0x10 [ 81.587827][ T3574] ? process_scheduled_works+0x9c6/0x18e0 [ 81.587847][ T3574] process_scheduled_works+0xabe/0x18e0 [ 81.587877][ T3574] ? __pfx_process_scheduled_works+0x10/0x10 [ 81.587901][ T3574] ? assign_work+0x364/0x3d0 [ 81.587922][ T3574] worker_thread+0x870/0xd30 [ 81.587946][ T3574] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 81.587969][ T3574] ? __kthread_parkme+0x169/0x1d0 [ 81.587992][ T3574] ? __pfx_worker_thread+0x10/0x10 [ 81.588013][ T3574] kthread+0x7a9/0x920 [ 81.588036][ T3574] ? __pfx_kthread+0x10/0x10 [ 81.588061][ T3574] ? __pfx_worker_thread+0x10/0x10 [ 81.588082][ T3574] ? __pfx_kthread+0x10/0x10 [ 81.588105][ T3574] ? __pfx_kthread+0x10/0x10 [ 81.588130][ T3574] ? __pfx_kthread+0x10/0x10 [ 81.588153][ T3574] ? _raw_spin_unlock_irq+0x23/0x50 [ 81.588174][ T3574] ? lockdep_hardirqs_on+0x99/0x150 [ 81.588196][ T3574] ? __pfx_kthread+0x10/0x10 [ 81.588221][ T3574] ret_from_fork+0x4b/0x80 [ 81.588242][ T3574] ? __pfx_kthread+0x10/0x10 [ 81.588266][ T3574] ret_from_fork_asm+0x1a/0x30 [ 81.588291][ T3574] [ 82.017738][ T5941] ieee80211 phy5: Selected rate control algorithm 'minstrel_ht' [ 82.327096][ T5844] Bluetooth: hci0: command tx timeout [ 84.407216][ T5844] Bluetooth: hci0: command tx timeout [ 86.487156][ T5844] Bluetooth: hci0: command tx timeout [ 86.727495][ T25] cfg80211: failed to load regulatory.db